Question
Question: A mould has density of metal ρ<sub>m</sub>. Weight of the casting W and buoyant force B when it is c...
A mould has density of metal ρm. Weight of the casting W and buoyant force B when it is completely immersed in water. Find the volume of cavity.
A
B
C
D
Answer
Explanation
Solution
Outer Volume = 
;
Volume of metal = 
;
Volume of cavity = 
.